Slope Comparison

How to Use this Applet

The Graph Area

  • Drag highlighted points ( ) to change the slope of a line (or segment).
  • Drag any other location along a line (segment) to move the line (segment).


  • Use the "GRAPH LINES" button to graph lines through the highlighted points ( ).
  • Use the "GRAPH SEGMENTS" button to graph line segments with the highlighted points ( ) as endpoints.
  • Use the "RESET" button to restore the applet to the initial state.